1049549551 has 2 divisors, whose sum is σ = 1049549552. Its totient is φ = 1049549550.

The previous prime is 1049549539. The next prime is 1049549563. The reversal of 1049549551 is 1559459401.

It is a balanced prime because it is at equal distance from previous prime (1049549539) and next prime (1049549563).

It is an emirp because it is prime and its reverse (1559459401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1049549551 is a prime.

It is a super-2 number, since 2×1049549551² = 2203108520008603202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1049549498 and 1049549507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1049549521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524774775 + 524774776.

It is an arithmetic number, because the mean of its divisors is an integer number (524774776).

Almost surely, 2^1049549551 is an apocalyptic number.

1049549551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1049549551 is an equidigital number, since it uses as much as digits as its factorization.

1049549551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 43.

The square root of 1049549551 is about 32396.7521674627. The cubic root of 1049549551 is about 1016.2509916693.

The spelling of 1049549551 in words is "one billion, forty-nine million, five hundred forty-nine thousand, five hundred fifty-one".